Bore and stroke do far more than define engine size. They help shape airflow, piston speed, torque delivery, and rev ...

While filling a car's engine up with anything might sound like a bad idea, adding epoxy to an engine block can, in some ...

Renault-Geely's powertrain could be perfect for car manufacturers switching from just EVs to hybrids ...

Engine power is a product of its overall displacement, but two similarly-sized engines with different bore and stroke ...

In an era where technological advancements often lead to increasingly complex drivetrains, some engines stand out for their ...

Geely now holds a Guinness World Record for thermal efficiency, with its new i-HEV system rated at 48.4%, according to a ...

Stellantis is recalling thousands of replacement engines over possible sand contamination ...

Intake, compression, power, then exhaust. Every 4-stroke engine ever made – about 80% of all engines currently in existence – function on this principle – even rotary engines. But now, Porsche has ...

Ford may label them them as "EcoBoost" engines, but there's nothing economical about the engines in the 2026 Ford Explorer ...

For 42 years, the XK was Jaguar’s secret weapon. It proved its worth on the racetrack and powered generations of cars. The ...

Rim-driven thrusters turn the normal propeller-motor arrangement inside out; rather than mounting the motor at the center of ...